db.ts264 lines · main
| 1 | import { Hono, type Context } from 'hono'; |
| 2 | import { z } from 'zod'; |
| 3 | |
| 4 | import { rateLimit } from '../middleware/rate-limit.js'; |
| 5 | import { requireProjectAuth, requireProjectRole } from '../middleware/project-auth.js'; |
| 6 | import { requireRecentMfa } from '../middleware/step-up.js'; |
| 7 | import type { ProjectAppEnv as AppEnv } from '../types/app-env.js'; |
| 8 | import { audit, hashIp } from '../services/audit.js'; |
| 9 | import { issueShellToken } from '../services/db-shell.js'; |
| 10 | import { getProjectInfo } from '../services/projects.js'; |
| 11 | import { createSnapshot, listSnapshots, restoreSnapshot } from '../services/snapshots.js'; |
| 12 | import { |
| 13 | checkProjectDbHealth, |
| 14 | dropProjectDatabase, |
| 15 | evictProjectPool, |
| 16 | provisionProjectDatabase, |
| 17 | } from '../db/data-plane.js'; |
| 18 | |
| 19 | function ipHash(c: Context<AppEnv>): string | null { |
| 20 | const fwd = c.req.raw.headers.get('x-forwarded-for'); |
| 21 | const ip = fwd ? fwd.split(',')[0]!.trim() : null; |
| 22 | return hashIp(ip); |
| 23 | } |
| 24 | |
| 25 | export const dbRouter = new Hono<AppEnv>(); |
| 26 | |
| 27 | // `db/shell-token` rotates a privileged DSN — admin-tier. |
| 28 | dbRouter.use('/v1/projects/:id/db/*', requireProjectAuth(), requireProjectRole('admin')); |
| 29 | |
| 30 | // why: 5/min per project is enough for a human-driven `briven db shell` |
| 31 | // loop and restrictive enough that a leaked api key can't silently |
| 32 | // harvest fresh DSNs. |
| 33 | dbRouter.post( |
| 34 | '/v1/projects/:id/db/shell-token', |
| 35 | rateLimit({ |
| 36 | scope: 'db-shell-token', |
| 37 | limit: 5, |
| 38 | windowMs: 60_000, |
| 39 | key: (c) => c.req.param('id') ?? null, |
| 40 | }), |
| 41 | async (c) => { |
| 42 | const projectId = c.req.param('id'); |
| 43 | const user = c.get('user'); |
| 44 | const apiKeyId = c.get('apiKeyId'); |
| 45 | |
| 46 | const { dsn, role, expiresAt } = await issueShellToken(projectId); |
| 47 | |
| 48 | await audit({ |
| 49 | actorId: user?.id ?? null, |
| 50 | projectId, |
| 51 | action: 'db.shell_token', |
| 52 | ipHash: ipHash(c), |
| 53 | userAgent: c.req.header('user-agent') ?? null, |
| 54 | // why: record expiry only; DSN + password are never audit-logged. |
| 55 | metadata: { expiresAt: expiresAt.toISOString(), via: apiKeyId ? 'api_key' : 'session' }, |
| 56 | }); |
| 57 | |
| 58 | return c.json({ dsn, role, expiresAt: expiresAt.toISOString() }); |
| 59 | }, |
| 60 | ); |
| 61 | |
| 62 | /* ─── customer: per-project database lifecycle ──────────────────────── */ |
| 63 | // |
| 64 | // Same capability as the admin database card, scoped to the caller's own |
| 65 | // project. Router-level gate above already requires project role 'admin'; |
| 66 | // reprovision additionally requires 'owner'. The three MUTATIONS carry the |
| 67 | // same recent-step-up rule as admin mutations (requireRecentMfa(10)) — the |
| 68 | // dashboard surfaces an inline password prompt on 403 step_up_required. |
| 69 | // That makes them session-only in practice: api keys / CLI JWTs can't |
| 70 | // attest step-up, so agents use the MCP db_* tools instead. |
| 71 | const dbMfa = requireRecentMfa(10); |
| 72 | |
| 73 | /** |
| 74 | * Health probe — reachability, latency, user-table count, HEAD commit. |
| 75 | * Fail-soft in the service (never throws), so this always answers 200 for |
| 76 | * an authorised caller. Also returns the caller's effective project role |
| 77 | * so the dashboard card can hide owner-only controls without a second |
| 78 | * round-trip. |
| 79 | */ |
| 80 | dbRouter.get('/v1/projects/:id/db/health', async (c) => { |
| 81 | const projectId = c.req.param('id'); |
| 82 | const user = c.get('user'); |
| 83 | const apiKeyId = c.get('apiKeyId'); |
| 84 | const health = await checkProjectDbHealth(projectId); |
| 85 | await audit({ |
| 86 | actorId: user?.id ?? null, |
| 87 | projectId, |
| 88 | action: 'project.database.health', |
| 89 | ipHash: ipHash(c), |
| 90 | userAgent: c.req.header('user-agent') ?? null, |
| 91 | metadata: { reachable: health.reachable, via: apiKeyId ? 'api_key' : 'session' }, |
| 92 | }); |
| 93 | return c.json({ health, role: c.get('projectRole') }); |
| 94 | }); |
| 95 | |
| 96 | /** List the project's snapshots (recovery points), newest first. */ |
| 97 | dbRouter.get('/v1/projects/:id/db/snapshots', async (c) => { |
| 98 | const projectId = c.req.param('id'); |
| 99 | const user = c.get('user'); |
| 100 | const apiKeyId = c.get('apiKeyId'); |
| 101 | const snapshots = await listSnapshots(projectId); |
| 102 | await audit({ |
| 103 | actorId: user?.id ?? null, |
| 104 | projectId, |
| 105 | action: 'project.database.snapshots', |
| 106 | ipHash: ipHash(c), |
| 107 | userAgent: c.req.header('user-agent') ?? null, |
| 108 | metadata: { count: snapshots.length, via: apiKeyId ? 'api_key' : 'session' }, |
| 109 | }); |
| 110 | return c.json({ snapshots }); |
| 111 | }); |
| 112 | |
| 113 | /** |
| 114 | * Restart the project's database connections: evict the cached pool so the |
| 115 | * very next query opens fresh with a fresh auth handshake. Clears the |
| 116 | * stuck-connection / stale-auth class of incidents without touching any |
| 117 | * data. Returns the post-restart health so the UI confirms in one trip. |
| 118 | */ |
| 119 | dbRouter.post( |
| 120 | '/v1/projects/:id/db/restart', |
| 121 | rateLimit({ |
| 122 | scope: 'db-restart', |
| 123 | limit: 5, |
| 124 | windowMs: 60_000, |
| 125 | key: (c) => c.req.param('id') ?? null, |
| 126 | }), |
| 127 | dbMfa, |
| 128 | async (c) => { |
| 129 | const projectId = c.req.param('id'); |
| 130 | const user = c.get('user'); |
| 131 | await evictProjectPool(projectId); |
| 132 | const health = await checkProjectDbHealth(projectId); |
| 133 | await audit({ |
| 134 | actorId: user?.id ?? null, |
| 135 | projectId, |
| 136 | action: 'project.database.restart', |
| 137 | ipHash: ipHash(c), |
| 138 | userAgent: c.req.header('user-agent') ?? null, |
| 139 | metadata: { reachable: health.reachable }, |
| 140 | }); |
| 141 | return c.json({ restarted: true, health }); |
| 142 | }, |
| 143 | ); |
| 144 | |
| 145 | const dbRecoverBody = z.object({ |
| 146 | snapshotId: z.string().min(1), |
| 147 | confirm: z.string(), |
| 148 | }); |
| 149 | |
| 150 | /** |
| 151 | * Recover the project's database to a snapshot. Requires the literal |
| 152 | * confirm word "RECOVER" (same rule as the MCP db_recover tool). Always |
| 153 | * takes a fresh manual safety snapshot FIRST — so the recover itself is |
| 154 | * reversible — then hard-resets to the target and evicts the pool so no |
| 155 | * connection keeps serving pre-recover state. Audited with both ids. |
| 156 | */ |
| 157 | dbRouter.post( |
| 158 | '/v1/projects/:id/db/recover', |
| 159 | rateLimit({ |
| 160 | scope: 'db-recover', |
| 161 | limit: 3, |
| 162 | windowMs: 300_000, |
| 163 | key: (c) => c.req.param('id') ?? null, |
| 164 | }), |
| 165 | dbMfa, |
| 166 | async (c) => { |
| 167 | const projectId = c.req.param('id'); |
| 168 | const user = c.get('user'); |
| 169 | const parsed = dbRecoverBody.safeParse(await c.req.json().catch(() => null)); |
| 170 | if (!parsed.success) { |
| 171 | return c.json({ code: 'validation_failed', issues: parsed.error.issues }, 400); |
| 172 | } |
| 173 | if (parsed.data.confirm !== 'RECOVER') { |
| 174 | return c.json( |
| 175 | { code: 'confirm_mismatch', message: 'type RECOVER to confirm this recovery' }, |
| 176 | 400, |
| 177 | ); |
| 178 | } |
| 179 | const pre = await createSnapshot(projectId, `pre-recover ${parsed.data.snapshotId}`, { |
| 180 | auto: false, |
| 181 | }); |
| 182 | const { restored } = await restoreSnapshot(projectId, parsed.data.snapshotId); |
| 183 | await evictProjectPool(projectId); |
| 184 | await audit({ |
| 185 | actorId: user?.id ?? null, |
| 186 | projectId, |
| 187 | action: 'project.database.recover', |
| 188 | ipHash: ipHash(c), |
| 189 | userAgent: c.req.header('user-agent') ?? null, |
| 190 | metadata: { snapshotId: parsed.data.snapshotId, preRecoverySnapshotId: pre.id }, |
| 191 | }); |
| 192 | return c.json({ |
| 193 | recovered: true, |
| 194 | preRecoverySnapshotId: pre.id, |
| 195 | tablesAfterRecover: restored, |
| 196 | }); |
| 197 | }, |
| 198 | ); |
| 199 | |
| 200 | const dbReprovisionBody = z.object({ |
| 201 | confirmName: z.string().min(1), |
| 202 | force: z.boolean().optional(), |
| 203 | }); |
| 204 | |
| 205 | /** |
| 206 | * Nuke-and-rebuild the project's database: drop it (data AND snapshots |
| 207 | * gone permanently) and provision a fresh empty one. Owner-only — api |
| 208 | * keys can never be minted at 'owner', so this is session-only by |
| 209 | * construction. Guarded by a typed confirmation (the project's slug or |
| 210 | * name, same as admin) and, like the MCP db_reprovision tool, refuses a |
| 211 | * healthy non-empty database unless `force` is set — a working database |
| 212 | * should be recovered, not razed. |
| 213 | */ |
| 214 | dbRouter.post( |
| 215 | '/v1/projects/:id/db/reprovision', |
| 216 | rateLimit({ |
| 217 | scope: 'db-reprovision', |
| 218 | limit: 2, |
| 219 | windowMs: 3_600_000, |
| 220 | key: (c) => c.req.param('id') ?? null, |
| 221 | }), |
| 222 | requireProjectRole('owner'), |
| 223 | dbMfa, |
| 224 | async (c) => { |
| 225 | const projectId = c.req.param('id'); |
| 226 | const user = c.get('user'); |
| 227 | const parsed = dbReprovisionBody.safeParse(await c.req.json().catch(() => null)); |
| 228 | if (!parsed.success) { |
| 229 | return c.json({ code: 'validation_failed', issues: parsed.error.issues }, 400); |
| 230 | } |
| 231 | const project = await getProjectInfo(projectId); |
| 232 | if (parsed.data.confirmName !== project.slug && parsed.data.confirmName !== project.name) { |
| 233 | return c.json( |
| 234 | { |
| 235 | code: 'confirm_mismatch', |
| 236 | message: 'confirmation does not match the project slug or name', |
| 237 | }, |
| 238 | 400, |
| 239 | ); |
| 240 | } |
| 241 | const prior = await checkProjectDbHealth(projectId); |
| 242 | if (prior.reachable && (prior.tableCount ?? 0) > 0 && parsed.data.force !== true) { |
| 243 | return c.json( |
| 244 | { |
| 245 | code: 'healthy_database', |
| 246 | message: `the database is healthy with ${prior.tableCount} table(s) — recover it instead, or pass force to destroy everything`, |
| 247 | }, |
| 248 | 409, |
| 249 | ); |
| 250 | } |
| 251 | await evictProjectPool(projectId); |
| 252 | await dropProjectDatabase(projectId); |
| 253 | await provisionProjectDatabase(projectId); |
| 254 | await audit({ |
| 255 | actorId: user?.id ?? null, |
| 256 | projectId, |
| 257 | action: 'project.database.reprovision', |
| 258 | ipHash: ipHash(c), |
| 259 | userAgent: c.req.header('user-agent') ?? null, |
| 260 | metadata: { slug: project.slug, forced: parsed.data.force === true }, |
| 261 | }); |
| 262 | return c.json({ reprovisioned: true, health: await checkProjectDbHealth(projectId) }); |
| 263 | }, |
| 264 | ); |